Patent · US Active

Pump device having a micro pump and bearing member for a micro pump

US9404492B2 · kind B2 · utility

0Cited by

5References

21Claims

0Family size

Assignee

HNP MIKROSYSTEME GMBH · DE

Inventors

Sven Reimann · Ludwigslust, DE
Gerald Voegele · St. Bonifacius, US
Thomas Weisener · Schwerin, DE

Key dates

Filing date	Jun 15, 2012
Grant date	Aug 2, 2016
Priority date	—
Expiry date	Nov 15, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2240/605
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to a micro pump, comprising an inner rotor arranged on a shaft and an outer rotor, which form a rotor unit including a delivery chamber for fluid, wherein the pump comprises a multi-functional bearing member for the shaft with improved lubrication, to a bearing member for a micro pump and to an operating method.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.